Waterloo Airport may refer to:

Region of Waterloo International Airport in Waterloo Region, Ontario, Canada (IATA: YKF) Waterloo Regional Airport in Waterloo, Iowa, United States (FAA: ALO) Walker/Rowe Waterloo Airport in Waterloo, Indiana, United States (FAA: 4C2)

See also Waterloo Air Terminal, in London, England 1953–1957